What was found
EMERGENCY LIGHT SYSTEM BATTERY PACK M1673 FAILED. GROUNDED - YES. REMOVED AND REPLACED EMER LIGHT BATTERY PACK AT M1673 S/N 22332D IAW B737NG AMM 33-51-06-960-805. OPS CK GOOD.
- Difficulty date
- March 17, 2025
- Submitted
- March 20, 2025
- Operation
- Air carrier
- Aircraft
- N238AK
- Make and model
- Boeing 737990ER
- Aircraft serial
- 62681
- Aircraft time
- 31,249 hours, 10,135 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Part number
- D71701100
- Condition
- Failed
- Location
- Zone 200
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.